6b13f685e
 김민수
BSP 최초 추가
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--- a/configure
+++ b/configure
@@ -7107,7 +7107,7 @@
echo $ECHO_N "checking return.h macros work... $ECHO_C" >&6
if test "$cross_compiling" = yes; then
cat >>confdefs.h <<\_ACEOF
-#define RETURN_MACROS_WORK 0
+#define RETURN_MACROS_WORK 1
_ACEOF
echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
--- a/return.h
+++ b/return.h
@@ -106,26 +106,16 @@
/*************************************/
/*
- * For DEC Mips machines running Ultrix
+ * For Mips machines running Linux
*/
#if __mips
/*
- * I have no idea how to get inline assembly with the default cc.
- * Anyone know how?
- */
-
-#if 0
-
-/*
* NOTE: we assume here that file is global.
*
- * $31 is the frame pointer. $2 looks to be the return address but maybe
- * not consistently.
+ * $31 is the return address.
*/
-#define GET_RET_ADDR(file) asm("sw $2, file")
-
-#endif
+#define GET_RET_ADDR(file) asm("sw $31, %0" : "=m" (file))
#endif /* __mips */
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